You searched for: Test Papers

Supplier: VWR Chemicals

Dosatest® Nitrate 100 test strip enables the quick and reliable determination of nitrate and nitrite in water-based liquids.

Supplier: DESCO

Humidity indicator cards (HICs) are printed with moisture sensitive spots which respond to various levels of humidity with a visible colour change from blue to pink.

Supplier: VWR Chemicals

Dosatest® Nitrite 25 test strip enables fast and precise determination of nitrite in liquids.

Supplier: VWR Chemicals

Potassium iodide starch paper allows the quick and easy detection of strong oxidisers such as nitrite and free chlorine.

Supplier: VWR Chemicals

Potassium iodide starch paper allows the quick and easy detection of strong oxidisers such as nitrite and free chlorine.

Supplier: VWR Chemicals

Dosatest strips incorporate a colour scale and are ideal for determining pH values for coloured solutions.

Supplier: VWR Chemicals

Supplied with certificate of analysis. Normally manufactured to order. Please check with customer services.

Supplier: VWR Chemicals

Dosatest test strips provide precise and rapid pH determination, with up to four different colour blocks for each pH value.

Supplier: VWR Chemicals

These rolls (4,8 m × 10 mm) have only 1 colour zone and are useful where high precision of measurement is not necessary.

Supplier: VWR Chemicals

These tri indicator papers show three different colours for each pH-value.

Supplier: MACHEREY-NAGEL

The test is used for the quick and easy determination of the relative atmospheric humidity. The paper is simply exposed to the atmosphere in question. When the colour of the pad does not change anymore, the humidity can be read off.

Supplier: Whatman products (Cytiva)

Blue litmus and red litmus papers facilitate a general test for acid or alkaline reaction. The change occurs around pH 5 to 8. They are particularly recommended for educational use.

Supplier: Whatman products (Cytiva)

Reel phenophthalein standard litmus paper.

Supplier: MACHEREY-NAGEL

By the combination of several indicators on one test paper, a better recognition between different pH values is achieved. This makes the correct pH reading easier.

Supplier: MACHEREY-NAGEL

pH-Fix indicator test strips allow fast pH testing directly at the point of interest, and are suitable for untrained users as well as analytical professionals.

Supplier: MACHEREY-NAGEL

pH indicator papers have been available for decades and are the standard for many applications. For each pH value these papers show a single colour which can be matched with the colour scale at intervals of 0,2 to 1 pH units.

Supplier: MACHEREY-NAGEL

These products are simple, completely impregnated indicator papers, which do not allow exact pH determinations, but pH adjustments during special chemical procedures. For this reason, no colour scale is provided with these papers.

Supplier: MACHEREY-NAGEL

PEHANON® are special pH test strips that unify the pH indicator and the reference colours on one strip. Any sample colour has the same effect on both the reference colours and the reactive pad. Users can be sure to get accurate readings.

Supplier: Whatman products (Cytiva)

These pH indicators have been impregnated with a mixture of several indicators. On contact with the sample solution they assume a particular colour. A check against the colour comparison table supplied allows the pH to be determined.

Supplier: GERBER FUNKE

Indicator paper for the determination of the moisture distribution in butter.

Supplier: Whatman products (Cytiva)

Can be used for the rapid determination of pH values and has led to many applications in laboratories and industry. Available as standard or three colour ranges as rolls in a handy dispenser.

Supplier: Whatman products (Cytiva)

Can be used for the rapid determination of pH values and has led to many applications in laboratories and industry.

Supplier: Whatman products (Cytiva)

Can be used for the rapid determination of pH values has led to many applications in laboratories and industry.

Supplier: Whatman products (Cytiva)

Universal indicator papers which have been impregnated with a mixture of several indicators. On contact with the sample solution they assume a particular colour. A check against the colour comparision table supplied allows the pH to be determined.

Supplier: Whatman products (Cytiva)

Universal indicator strips which have been impregnated with a mixture of several indicators. On contact with the sample solution they assume a particular colour. A check against the colour comparision table supplied allows the pH to be determined.